OIL FIRED HORIZONTAL STEAM BOILERS AND WATER HEATERS WITH RETURN FLOW,申请号CAD683983-传众专利搜索

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发明名称	OIL FIRED HORIZONTAL STEAM BOILERS AND WATER HEATERS WITH RETURN FLOW
摘要
申请公布号	CA683983(A)	申请公布日期	1964.04.07
申请号	CAD683983	申请日期
申请人	SPANNER BOILERS LIMITED	发明人	ROY W. C. BLACK
分类号		主分类号
代理机构		代理人
主权项
地址

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